racked his brains

racked his brains 基本解释

绞尽脑汁

racked his brains 用法和例句

1、He racked his brains to think of ways of making money.

为赚钱, 他挖空了心思。

2、The regimental commander racked his brains over the problem of crossing the river.

团长苦苦思索渡河问题。

3、The king of Jin racked his brains, but could not work out a plan.

晋君挖空心思，也没能想出个好办法。

4、He racked his brains but produced no more than a few verses and nonsense.

他绞尽了脑汁，只拼凑出几首没有意思的打油诗。

5、Zhou Yu, with a healing wound, racked his Brains for ways to capture Jingzhou. His strategies, however, were all seen through by Zhuge Liang.

病中得周瑜仍想智取荆州，均被诸葛亮识破。

重点词汇

racked v. 使痛苦, 使焦虑, 绞尽脑汁( rack的过去式和过去分词 )

brains n. 智力, 脑髓 [法] 智能, 智囊